This is the 10893rd most frequent Portuguese word.
infestação
Infestation: the presence of a large number of harmful organisms or pests in a place.
Here, 'infestação' refers to the presence of a large number of insects causing a problem or nuisance.
Houve uma infestação de baratas no prédio antigo.
There was an infestation of cockroaches in the old building.
In this context, 'infestação' is metaphorically used to describe the overwhelming presence or influence of detrimental thoughts.
A infestação de ideias negativas pode impactar sua saúde mental.
The infestation of negative ideas can impact your mental health.
In this case, 'infestação' indicates an excessive growth or accumulation of algae that disrupts the natural balance.